A body cool from 90 C to 70 C in 10 minutes if temperature

Last updated: 5/28/2023

A body cool from 90 C to 70 C in 10 minutes if temperature of surrounding is 20 C find the time taken by body to cool from 60 C to 30 C Assuming Newton s law of cooling is valid 1 10 min 2 24 min 3 36 min 4 8 min